The weekend came and went with no movement on S.J.Res.59, the joint resolution that would direct the president to terminate hostilities against Iran without explicit congressional authorization [1]. The war is now in its fourth week. Congress has yet to vote on authorizing it. The administration shows no interest in asking for permission it believes it does not need.

The latest procedural kill came on March 18, when Senate Republicans blocked the measure for the second time, voting 53-47 along largely party lines to prevent the war powers resolution from advancing [1]. The first block came on March 4, when the same coalition defeated Senator Cory Booker's initial effort to halt the war without congressional approval [2].

The resolution's sponsors -- a bipartisan group led by Booker and joined by several Republican skeptics -- argue that the 2001 Authorization for Use of Military Force, passed in the days after September 11, does not extend to a war against Iran's government and military. The administration disagrees, citing Article II commander-in-chief powers and the 2001 AUMF's broad language authorizing force against nations that "planned, authorized, committed, or aided" the September 11 attacks or harbored those who did.

But the $200 billion supplemental request, disclosed last week, may have changed the calculus. Authorization advocates now have a new argument: if the administration wants Congress to write a $200 billion check, Congress can demand an authorization vote as the price. The funding request creates leverage that the war powers resolution alone could not generate.

"You can't ask us for the money and then tell us we don't get a say in the mission," one Senate Democrat told reporters Friday, speaking on condition of anonymity. The sentiment is not confined to Democrats. Several Republican fiscal conservatives have privately expressed discomfort with open-ended war spending unattached to any congressional mandate [3].

The procedural dynamics remain daunting. Senate Majority Leader has shown no interest in bringing S.J.Res.59 to a floor vote where it might pass, and the administration's allies have enough votes to sustain filibusters. In the House, a parallel war powers resolution was also blocked earlier this month along party lines [2].

The constitutional question -- whether a president can wage a multi-hundred-billion-dollar war for weeks without congressional authorization -- is not new. But the scale and duration of Operation Epic Fury are testing the post-9/11 legal architecture in ways that previous conflicts in Syria, Libya, and Yemen did not. Those were limited strike campaigns. This is a full-spectrum war.

The next inflection point comes when the supplemental hits the appropriations committees. If the spending request moves through normal order, authorization advocates will have multiple procedural opportunities to attach conditions. If the White House pushes for emergency designation, the fight will be shorter but more politically explosive.

-- SAMUEL CRANE, Washington